Circular warp loom



July 18, 1939. EL HILLER 2366,4941

' CIRCULAR WARP Lbom Filed May 10, 1937 4 Sheets-Sheet 1 July 18, 1939, E. HILLE R CIRCULAR WARP LOOM Filed May 10, 1937 4 Sheets-Sheet 2 \ililiIililililililil' Y 18, 1939. I E. HILLER 2,166,494

CIRCULAR WARP LOOM Filed May 10, 1957 4 Sheets-Sheet 3 jmuezplon- July 18,1939. E. HILLYER 2,166,494

CIRCULAR WARP LOOM Filed May 10, 1937 4 ShEets-Shet 4 if? i Jnvezzz'for:

i A M RQQ Patented July 18,1939 I v 2,166,494

'EUNITED STATES PATENT OFFICE Q I I 2,1es,494 II I outcome WARP Loom. Eugen Hiller, Berlin, Germany v I .11} Application May 10, 1937, Serial No. 141,822 I I I I II InGermany May 133 1936 r. "4 Claims. (01. 66-81) This'invention'relates to a circular warp loom of the inner neeclle'plate 2. The inner needle bar of' thety'pe'lin which, on a circular ring a needle. 6 is driven from the interior of the machine digroup is obliquely placed, to which as a whole rectly from the main drive, and the outer needle during the straight? lined to and fro movement bar 5 is driven from the outside also by the main 5 two threads are'fed for each needle from warp drive. w beams moving in opposite directions and with The two needle bars 5 and 6 are alternately in the aid of thread feed rings or thread guidesoperation. 1 also moving in opposite directions, said threads" The two thread feeding rings 9 and i0 situbeing gripped at their point of intersection by I ated in one and the same plane circulate around theindividual needle. in a circular knitting the guide table 24 fixed on the uprights of the 10 frame of this type the one group of threads machine. The inner thread feeding ring moves in clockwise direction and the other group moves in clockwise direction, the outer ring 8 in of threads in. anticlockwise direction, and at anticlockwise direction. These thread feeding each up and down movement of the needle ring rings are not rigidly connected with the spool as many loops are pr uced as needles are procarriers ll, lid, on which the warp threads to be vided. 'The object of this invention is to pro -treatedare wound on spools or beams 25, ime a circular knitting frame of thistyDQ, byx- The' spo'ol carriers l l," lla are disposed on rings means of which-it.is possible tov produce ribbed 21, 28 which rotate around the axis of the matubular 'goodsI I q I t t s chine in the same manner as the feeding rings This object is substantially attained by provid-' 9, Hi. The rings 21, 28 are provided on their ading aninner and on er, needle plate lying at an jacent edges with toothed rims, 30, which mesh ute angle the one ,to-the other and on which with a gear wheel 3|. This gear wheel 3| is not I the twoirows oi needles, moving up and down at driven by any particular driving means but merethe same time in opposite directions, cooperate" 1y serves to balance irregularities in the rotation as al rnately. with one or two thread-feed rings of therings 21,-28 which are set in movement by i I which have, however, no rigid connection with the driven feedingrings 9, l0 through the tension the spoolcarrier. of threads ll,- l5.

The invention will be hereinafer particularly Each of the thread feeding; rings has as many I described withreterence to. the accompanying holes as half the number of threads, one hundred o dra ings in which I or two hundred warp'threads beingwound on a Fig- 1 is a vertical part sectionthrough' the separate spool or on warpbeams 25, 26. These m hine, 1 spools or warp beams move stepwise around the Fig.2 a sectionon line 1-4 2 ofFlg, 1, central axis of the'frarn'e as the thread feeding I Fig. 3 a sectionon line 3-3 of Fig. 1. rings do. f a Figs. 4,to 7 illustrate details which will be ex- 0n the thread feeding rings 3 and J0 n s plained-in the course of the description. The 1! and i3 cast in lead are screwed and have each needle plates Land 2, situated obliquely in one an eye. "The warp threads I4 and I5 (Fig. 1;)

plane, at an acute angle of 15 to 20 the one to the are threaded through the eyes of the needles and other and ring shapesl havemilled grooves 3, one are perpendicularly above the' 011113 1, 9'-.,-

a for eachneedle. --The vertical, smootharms of the tion 1 of theneedle plat l and lying p qu 9 needle plates stand the one oppositethe other and 1y at an angle of 15 to 20 t fih P P -F- are separatedbya small interval 4 serving as pas-- The thread feeding rings 9 and I0, when the Q01- Sage he oods; r I I responding needle bars 5 or 6 and the needle sec- The needles arelatch needles '(see Figs. 3 and tion are raised,'shi ft in both lateral directions so u 4), and they-arealternately moved obliquely up far that the warp threads 14 and 15 (Fig. l) 5 and down by their feet which rest ina needle bar come to lie on the breast of the neeedle, thatis I S-or 6;. During-this movement they are prevented between latch and hook. These two threads. from jumping :outby covering bars 3a, 3b which are gripped by one needle, form' their point (Fig. 2). of intersection directly on the: needle breast, so 'm Under the point ot'intersection 1 (Fig. 1) of the that it isnot necessary to impart to the needle needles betweenthe two vertical arms, 1. e. of the any other up and down movement but a straightinner needle plate 2 and of the outer needle plate lined one in order to ensure a secure grippin of I, the goods are drawn of! in downward direction. the two intersecting threads by the hook of the For more securely holding the goods when the latch needle. 1 ll needles ascend fillets 8 are fixed on the arms After the descending m vement of th needle 56 wise direction and the other thread of the thread geeding ring 9 rotating in anticlockwise direc- Referring formation are formed by the latch needles.

For easily threading the warp threads into The drive of the two thread feeding rings 9 and I0 is preferably effected by two toothed rims 20, 2| are arranged thereon with which spur wheels 22, 23 mesh, the spurs being driven from the main drive.

By provision of automatic reversing by means of counting nating coloured material, will produce a fabric with coloured longitudinal stripes.

Owing to the spaced arrangement of the thread feeding rings 9 and I0 w groups of warp threads, means for movingt o carriers. circular warp knitting machine havfor the groups respectively. adapted to move in counter directions about the axis of the machine, means for moving the needles in counter action up and down in their grooves whereby the crossing point of each warp thread of one group with the corresponding thread of the other group will be disposed directly upon the shank of its related needle when in upper raised position, the threads being gripped alternatively by the needles of the beds after the crossing points of the respective needle shanks to form a ribbed tubular interlocked fabric: and means for driving the guide rings in- EUGEN' dependentlfof the thread bobbins and carriers. 

